* {
  margin: 0;
  box-sizing: border-box;
  padding: 0;
  font-size: 14px;
}

html, body {
  height: 100%;
}

ul li {
  list-style: none;
}

a {
  text-decoration: none;
  display: inline-block;
}

.el-menu {
  border-right: none !important;
}

#app {
  height: 100%;
  width: 100%;
  box-sizing: border-box;
}

.height100 {
  height: 100%;
  overflow-y: scroll;
  box-sizing: border-box;
}

.el-menu--collapse div.expandClass {
  height: 0;
  width: 0;
  overflow: hidden;
  visibility: hidden;
  display: inline-block;
  transition: width 0.4s;
}

/*定义滚动条高宽及背景 高宽分别对应横竖滚动条的尺寸*/
.height100::-webkit-scrollbar {
  width: 0px;
  height: 0px;
  background-color: #F5F5F5;
}

/*定义滚动条轨道 内阴影+圆角*/
.height100::-webkit-scrollbar-track {
  //box-shadow: inset 0 0 0.375rem #999;
  background-color: #F5F5F5;
}

/*定义滑块 内阴影+圆角*/
.height100::-webkit-scrollbar-thumb {
  //box-shadow: inset 0 0 0.375rem #999;
  background-color: #909399;
  opacity: 0.3;
}
